СИСТЕМА SFI ПРОЦЕДУРА ПОИСКА НЕИСПРАВНОСТЕЙ

Tech Tips

*: Use the intelligent tester.

  1. VEHICLE BROUGHT TO WORKSHOP

    NEXT

  2. CUSTOMER PROBLEM ANALYSIS

    NEXT

  3. CONNECT INTELLIGENT TESTER TO DLC3*

    Tech Tips

    If the display indicates a communication fault in the tester, inspect the DLC3.

    When any CAN communication system DTCs are output, perform troubleshooting for the CAN communication system first.

    NEXT

  4. CHECK DTC AND FREEZE FRAME DATA*

    Tech Tips

    If necessary, record or print DTCs and freeze frame data.

    NEXT

  5. CLEAR DTC AND FREEZE FRAME DATA*

    NEXT

  6. CONDUCT VISUAL INSPECTION

    NEXT

  7. SET CHECK MODE DIAGNOSIS*

    NEXT

  8. CONFIRM PROBLEM SYMPTOMS

    Tech Tips

    If the engine does not start, first perform the "check for DTC" procedures and "conduct basic inspection" procedures below.

    Result
    Result Proceed to
    Malfunction does not occur A
    Malfunction occurs B
    B

    GO TO STEP 10
    A

  9. SIMULATE SYMPTOMS

    NEXT

  10. CHECK FOR DTC*

    Result
    Result Proceed to
    Trouble code output A
    No trouble code output B
    B

    GO TO STEP 12
    A

  11. REFER TO DTC CHART

    NEXT
    GO TO STEP 14

  12. CONDUCT BASIC INSPECTION

    Result
    Result Proceed to
    Malfunctioning parts not confirmed A
    Malfunctioning parts confirmed B
    B

    GO TO STEP 17
    A

  13. REFER TO PROBLEM SYMPTOMS TABLE

    Result
    Result Proceed to
    Malfunctioning circuit confirmed A
    Malfunctioning parts confirmed B
    B

    GO TO STEP 17
    A

  14. CHECK ECM POWER SOURCE CIRCUIT

    NEXT

  15. CONDUCT CIRCUIT INSPECTION

    Result
    Result Proceed to
    Malfunction not confirmed A
    Malfunction confirmed B
    B

    GO TO STEP 18
    A

  16. CHECK FOR INTERMITTENT PROBLEMS

    NEXT
    GO TO STEP 18

  17. CONDUCT PARTS INSPECTION

    NEXT

  18. IDENTIFY PROBLEM

    NEXT

  19. ADJUST AND/OR REPAIR

    NEXT

  20. CONDUCT CONFIRMATION TEST

    NEXT
    END